Hulxus Hex, Death

Whenever a Demon you control dies, destroy
target Creature.
Hexes you control have "{u}{b} {t}: Destroy target
tapped creature.
Bestow {u}{u}{b}{b}{1}
If enchanted creature is a demon, when it attacks, destroy target creature defending player controls. Otherwise, at the beginning of your upkeep,
destroy a creature it's controller owns at random.